$ git clone -n https://src.fedoraproject.org/rpms/rubygem-racc.git /var/lib/mock/f41-build-808664-145987/root/chroot_tmpdir/scmroot/rubygem-racc
Cloning into '/var/lib/mock/f41-build-808664-145987/root/chroot_tmpdir/scmroot/rubygem-racc'...
$ git reset --hard 754b51895ff9fea61a7a4305e4513f616f238362
HEAD is now at 754b518 1.8.0