$ git clone -n https://src.fedoraproject.org/rpms/mpg123.git /var/lib/mock/f31-build-112249-34273/root/chroot_tmpdir/scmroot/mpg123
Cloning into '/var/lib/mock/f31-build-112249-34273/root/chroot_tmpdir/scmroot/mpg123'...
$ git reset --hard 505eccdc0e6e8ff173fa9bb9721c1cbb1588b859
HEAD is now at 505eccd - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild