$ git clone -n https://src.fedoraproject.org/rpms/tree-pkg.git /var/lib/mock/f37-build-80711-4044/root/chroot_tmpdir/scmroot/tree-pkg
Cloning into '/var/lib/mock/f37-build-80711-4044/root/chroot_tmpdir/scmroot/tree-pkg'...
$ git reset --hard b30106687b36608389376be67b42615fabeb955e
HEAD is now at b301066 changelog: mention bug ID in the last entry