$ git clone -n https://src.fedoraproject.org/rpms/libqalculate.git /var/lib/mock/f40-build-780078-130664/root/chroot_tmpdir/scmroot/libqalculate
Cloning into '/var/lib/mock/f40-build-780078-130664/root/chroot_tmpdir/scmroot/libqalculate'...
$ git fetch origin b58d44f0650df7c5e04d655da9f45a00247f22ad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libqalculate
 * [new ref]         b58d44f0650df7c5e04d655da9f45a00247f22ad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b58d44f Rebuild for ICU 74