$ git clone -n https://src.fedoraproject.org/rpms/gnome-shell.git /var/lib/mock/f40-build-741737-110268/root/chroot_tmpdir/scmroot/gnome-shell
Cloning into '/var/lib/mock/f40-build-741737-110268/root/chroot_tmpdir/scmroot/gnome-shell'...
$ git reset --hard 94b62453117acbc7436ab7702523751d38b3bfdf
HEAD is now at 94b6245 Update to 45.1