$ git clone -n https://src.fedoraproject.org/rpms/trousers.git /var/lib/mock/f31-build-72284-30812/root/chroot_tmpdir/scmroot/trousers
Cloning into '/var/lib/mock/f31-build-72284-30812/root/chroot_tmpdir/scmroot/trousers'...
$ git reset --hard 89a0b1abefbbb54d00d18e86759040e7c6f43f22
HEAD is now at 89a0b1a - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild