$ git clone -n https://src.fedoraproject.org/rpms/log4c.git /var/lib/mock/f31-build-48697-27197/root/chroot_tmpdir/scmroot/log4c
Cloning into '/var/lib/mock/f31-build-48697-27197/root/chroot_tmpdir/scmroot/log4c'...
$ git reset --hard 2862cac6d96bf163849a3f7545c1aced1c2876ae
HEAD is now at 2862cac Update TeX BR (FTBFS)