$ git clone -n https://src.fedoraproject.org/rpms/rubygem-pg.git /var/lib/mock/f33-build-297460-55930/root/chroot_tmpdir/scmroot/rubygem-pg
Cloning into '/var/lib/mock/f33-build-297460-55930/root/chroot_tmpdir/scmroot/rubygem-pg'...
$ git reset --hard 77d1aebb033b01b5052d9a91cb5491c746928200
HEAD is now at 77d1aeb - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild