$ git clone -n https://src.fedoraproject.org/rpms/musescore.git /var/lib/mock/f39-build-1698358-41183/root/chroot_tmpdir/scmroot/musescore
Cloning into '/var/lib/mock/f39-build-1698358-41183/root/chroot_tmpdir/scmroot/musescore'...
$ git fetch origin 4b1bf0b44113c262a39f27219e448c654503a20e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/musescore
 * [new ref]         4b1bf0b44113c262a39f27219e448c654503a20e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b1bf0b Another attempt at fixing font metadata loading (bz 2244606)