$ git clone -n https://src.fedoraproject.org/rpms/libjcat.git /var/lib/mock/f40-build-771947-126049/root/chroot_tmpdir/scmroot/libjcat
Cloning into '/var/lib/mock/f40-build-771947-126049/root/chroot_tmpdir/scmroot/libjcat'...
$ git reset --hard fff8be71db54762e79baa0e7684891243b200f88
HEAD is now at fff8be7 New upstream release