$ git clone -n https://src.fedoraproject.org/rpms/initoverlayfs.git /var/lib/mock/f40-build-763745-122635/root/chroot_tmpdir/scmroot/initoverlayfs
Cloning into '/var/lib/mock/f40-build-763745-122635/root/chroot_tmpdir/scmroot/initoverlayfs'...
$ git reset --hard 548123acb029020d392b400b9dcf709c9b9a5c01
HEAD is now at 548123a Update to 0.99