$ git clone -n https://src.fedoraproject.org/rpms/xgrep.git /var/lib/mock/f31-build-101297-33380/root/chroot_tmpdir/scmroot/xgrep
Cloning into '/var/lib/mock/f31-build-101297-33380/root/chroot_tmpdir/scmroot/xgrep'...
$ git reset --hard de1521d86a645356f52d1c92ce71d128197c2b88
HEAD is now at de1521d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild